CN1127848C - 用于变换图像速率的电路 - Google Patents
用于变换图像速率的电路 Download PDFInfo
- Publication number
- CN1127848C CN1127848C CN99811585A CN99811585A CN1127848C CN 1127848 C CN1127848 C CN 1127848C CN 99811585 A CN99811585 A CN 99811585A CN 99811585 A CN99811585 A CN 99811585A CN 1127848 C CN1127848 C CN 1127848C
- Authority
- CN
- China
- Prior art keywords
- state
- picture point
- circuit
- motor message
- field
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000001131 transforming effect Effects 0.000 title 1
- 238000000034 method Methods 0.000 claims description 29
- 230000003068 static effect Effects 0.000 claims description 12
- 238000012937 correction Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 4
- 230000015654 memory Effects 0.000 description 4
- 230000001915 proofreading effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000000586 desensitisation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0127—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter
- H04N7/0132—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter the field or frame frequency of the incoming video signal being multiplied by a positive integer, e.g. for flicker reduction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/10—Special adaptations of display systems for operation with variable images
- G09G2320/103—Detection of image changes, e.g. determination of an index representative of the image change
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/10—Special adaptations of display systems for operation with variable images
- G09G2320/106—Determination of movement vectors or equivalent parameters within the image
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/04—Changes in size, position or resolution of an image
- G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
- G09G2340/0435—Change or adaptation of the frame rate of the video stream
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S348/00—Television
- Y10S348/91—Flicker reduction
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Television Systems (AREA)
- Picture Signal Circuits (AREA)
- Image Analysis (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19844937.2 | 1998-09-30 | ||
DE19844937 | 1998-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1325590A CN1325590A (zh) | 2001-12-05 |
CN1127848C true CN1127848C (zh) | 2003-11-12 |
Family
ID=7882859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN99811585A Expired - Lifetime CN1127848C (zh) | 1998-09-30 | 1999-09-15 | 用于变换图像速率的电路 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6909466B1 (zh) |
EP (1) | EP1125428B1 (zh) |
JP (2) | JP2003524917A (zh) |
KR (1) | KR100445531B1 (zh) |
CN (1) | CN1127848C (zh) |
DE (1) | DE59902078D1 (zh) |
WO (1) | WO2000019713A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7095445B2 (en) * | 2000-12-20 | 2006-08-22 | Samsung Electronics Co., Ltd. | Method of detecting motion in an interlaced video sequence based on logical operation on linearly scaled motion information and motion detection apparatus |
US20110013081A1 (en) * | 2001-01-11 | 2011-01-20 | Pixelworks, Inc. | System and method for detecting a non-video source in video signals |
CA2330854A1 (en) * | 2001-01-11 | 2002-07-11 | Jaldi Semiconductor Corp. | A system and method for detecting a non-video source in video signals |
US7542095B2 (en) * | 2005-01-20 | 2009-06-02 | Samsung Electronics Co., Ltd. | Method and system of noise-adaptive motion detection in an interlaced video sequence |
CN101485193B (zh) * | 2006-10-19 | 2012-04-18 | 松下电器产业株式会社 | 图像生成装置以及图像生成方法 |
US8340183B2 (en) * | 2007-05-04 | 2012-12-25 | Qualcomm Incorporated | Digital multimedia channel switching |
JP5219608B2 (ja) * | 2008-05-01 | 2013-06-26 | キヤノン株式会社 | フレームレート変換装置、方法及びプログラム |
JP5219609B2 (ja) * | 2008-05-01 | 2013-06-26 | キヤノン株式会社 | フレームレート変換装置、方法及びプログラム |
JP4626779B2 (ja) * | 2008-08-26 | 2011-02-09 | ソニー株式会社 | 映像信号処理装置、画像表示装置および映像信号処理方法 |
JP5202246B2 (ja) * | 2008-11-20 | 2013-06-05 | キヤノン株式会社 | 動画像処理装置、及び方法、プログラム |
US9491398B1 (en) | 2010-12-21 | 2016-11-08 | Pixelworks, Inc. | System and method for processing assorted video signals |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2599205B1 (fr) | 1981-11-27 | 1990-08-24 | Thomson Csf | Procede recursif de caracterisation de zones isotropes dans une image video; dispositif detecteur de mouvement et detecteur de bruit dans une sequence d'images |
DE3839437A1 (de) * | 1988-11-23 | 1990-05-31 | Grundig Emv | Schaltungsanordnung zur umsteuerung zwischen verschiedenen flimmerreduktionsverfahren in einem fernsehempfaenger |
DE4327779C1 (de) * | 1993-08-18 | 1994-12-08 | Siemens Ag | Verfahren und Schaltungsanordnung für ein Fernsehgerät zur Verminderung des Flimmerns |
DE4327733C1 (de) | 1993-08-18 | 1994-06-01 | Grundig Emv | Bewegungsdetektor |
US5471252A (en) * | 1993-11-03 | 1995-11-28 | Matsushita Electric Industrial Corporation Of America | Method and apparatus for estimating motion vector fields by rejecting local outliers |
JP3193833B2 (ja) * | 1994-07-25 | 2001-07-30 | ケイディーディーアイ株式会社 | 動ベクトル処理装置 |
US5793435A (en) * | 1996-06-25 | 1998-08-11 | Tektronix, Inc. | Deinterlacing of video using a variable coefficient spatio-temporal filter |
US5963262A (en) * | 1997-06-30 | 1999-10-05 | Cirrus Logic, Inc. | System and method for scaling images and reducing flicker in interlaced television images converted from non-interlaced computer graphics data |
JP2001506472A (ja) * | 1997-09-23 | 2001-05-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 動作評価及び動作補償された補間 |
US6181382B1 (en) * | 1998-04-03 | 2001-01-30 | Miranda Technologies Inc. | HDTV up converter |
-
1999
- 1999-09-15 CN CN99811585A patent/CN1127848C/zh not_active Expired - Lifetime
- 1999-09-15 US US09/806,603 patent/US6909466B1/en not_active Expired - Lifetime
- 1999-09-15 EP EP99955718A patent/EP1125428B1/de not_active Expired - Lifetime
- 1999-09-15 WO PCT/DE1999/002938 patent/WO2000019713A1/de active IP Right Grant
- 1999-09-15 DE DE59902078T patent/DE59902078D1/de not_active Expired - Lifetime
- 1999-09-15 KR KR10-2001-7004115A patent/KR100445531B1/ko not_active IP Right Cessation
- 1999-09-15 JP JP2000573088A patent/JP2003524917A/ja not_active Ceased
-
2005
- 2005-07-27 JP JP2005217778A patent/JP2005354731A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2005354731A (ja) | 2005-12-22 |
EP1125428B1 (de) | 2002-07-17 |
DE59902078D1 (de) | 2002-08-22 |
KR20010075505A (ko) | 2001-08-09 |
US6909466B1 (en) | 2005-06-21 |
CN1325590A (zh) | 2001-12-05 |
JP2003524917A (ja) | 2003-08-19 |
EP1125428A1 (de) | 2001-08-22 |
KR100445531B1 (ko) | 2004-08-21 |
WO2000019713A1 (de) | 2000-04-06 |
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Owner name: ENTROPIC COMMUNICATIONS, INC. Free format text: FORMER OWNER: TRIDENT MICRO-SYSTEM (FAR EAST) CO., LTD. Effective date: 20131030 |
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Granted publication date: 20031112 |